1. Infection Control Team, Komaki City Hospital, Komaki, Aichi, Japan
2. Department of Clinical Laboratory, Komaki City Hospital, Komaki, Aichi, Japan
3. Department of Infectious Diseases, Nagoya University Hospital, Nagoya, Aichi, Japan
4. Department of Urology, Komaki City Hospital, Komaki, Aichi, Japan
5. Department of Medical Technique, Nagoya University Hospital, Nagoya, Aichi, Japan